/* Four equal entry points to practical, Korean-language digital learning. */
.learning-section{background:var(--paper);border-bottom:1px solid var(--line)}
.learning-heading{align-items:end}.learning-heading h2{font-size:clamp(1.7rem,3vw,2.25rem)}.learning-intro{margin-top:18px;font-size:.9rem;line-height:1.85}.learning-free-badge{border:1px solid var(--line);border-radius:24px;padding:9px 15px;font-size:.73rem;color:var(--green);white-space:normal}
.learning-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.learning-card{border:1px solid var(--line);border-radius:12px;background:var(--paper);overflow:hidden;display:flex;flex-direction:column;min-width:0}
.learning-smartphone{--course-bg:#e8efe4;--course-ink:#406844}.learning-safety{--course-bg:#fff0dd;--course-ink:#925820}.learning-australia{--course-bg:#e6eff1;--course-ink:#37646e}.learning-ai{--course-bg:#eee9f5;--course-ink:#65507f}
.learning-card-cover{background:var(--course-bg);padding:20px 20px 27px;color:var(--course-ink)}.learning-step{display:inline-block;font-size:.62rem;font-weight:650;letter-spacing:.07em;padding:4px 8px;border:1px solid currentColor;border-radius:3px;background:#ffffff65}.learning-card-art{display:flex;gap:18px;align-items:center;min-height:98px;margin-top:10px}.learning-card-art>.icon{width:56px;height:56px;stroke-width:1.3}.learning-card-art p{color:var(--course-ink);font-size:.83rem;line-height:1.8;font-weight:600}
.learning-card-body{padding:25px 20px 18px;display:flex;flex-direction:column;flex:1}.learning-level{font-size:.66rem;margin-bottom:10px;color:var(--course-ink)}.learning-card h3{font-size:1rem;line-height:1.5;overflow-wrap:anywhere}.learning-description{margin-top:12px;margin-bottom:22px;font-size:.8rem;line-height:1.9;flex:1}.learning-meta{display:flex;gap:10px 15px;flex-wrap:wrap;font-size:.69rem;color:var(--muted);line-height:1.7}.learning-meta span{display:inline-flex;align-items:center;gap:6px}.learning-meta .icon{width:16px;height:16px}.learning-start{margin-top:22px;border-top:1px solid var(--line);padding-top:17px;min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--green);font-size:.8rem;font-weight:650}.learning-start:hover{text-decoration:underline;text-underline-offset:5px}.learning-start .icon{width:20px;height:20px}.learning-time-note{font-size:.72rem;line-height:1.9;margin-top:18px}.learning-time-note a{text-decoration:underline;text-underline-offset:3px}
.learning-header{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:100px;padding-block:16px}.learning-header #text-size{background:none;border:0;color:var(--green);font-size:.85rem;min-height:48px;flex-shrink:0}.learning-main{max-width:900px;padding-block:55px 75px}.lesson-course-hero{background:var(--course-bg);border:1px solid var(--line);border-radius:16px;padding:35px}.learning-main h1{font-size:clamp(1.75rem,4vw,2.5rem);line-height:1.45}.lesson-intro{font-size:.95rem;line-height:1.9;margin:20px 0}.lesson-course-hero .learning-meta{font-size:.78rem}.lesson-list-section{margin-top:42px}.learning-main h2{font-size:1.35rem;line-height:1.5}.lesson-list-section>p{font-size:.85rem;margin-top:10px}.lesson-list{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:16px}.lesson-list a{border:1px solid var(--line);border-radius:12px;background:var(--paper);padding:25px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:20px;align-items:start}.lesson-list a:hover{border-color:var(--green);background:#f3f7ef}.lesson-number{border-radius:50%;background:var(--sage);min-width:44px;min-height:44px;display:grid;place-items:center;font-size:.8rem;color:var(--green)}.lesson-list h3{font-size:1.05rem}.lesson-list p{font-size:.8rem;line-height:1.85;margin-top:10px}.lesson-list-arrow{font-size:1.4rem}.lesson-device-note{font-size:.72rem;line-height:1.85;margin:22px 0;color:var(--muted)}.lesson-course-name{font-size:.9rem;font-weight:600;color:var(--green)}.lesson-position{font-size:.73rem;margin:25px 0 10px}.lesson-article>section{margin-top:36px}.lesson-steps{list-style:none;counter-reset:step;padding:0;display:grid;gap:18px;margin:24px 0}.lesson-steps li{counter-increment:step;position:relative;padding:20px 22px 20px 70px;border:1px solid var(--line);border-radius:10px;background:var(--paper);font-size:.92rem;line-height:1.95}.lesson-steps li::before{content:counter(step);position:absolute;left:20px;top:21px;width:32px;height:32px;border-radius:50%;background:var(--sage);display:grid;place-items:center;color:var(--green);font-size:.77rem;font-weight:650}.lesson-practice{padding:28px;border-radius:12px;background:var(--sage);border:1px solid #ccdac4}.lesson-practice p:last-child,.lesson-safety p{margin-top:13px;font-size:.92rem;line-height:1.95}.lesson-practice .eyebrow{font-size:.75rem;margin-bottom:8px}.lesson-safety{padding:25px 28px;border-left:4px solid #b57a39;background:#fff3df;margin-top:25px;border-radius:0 10px 10px 0}.lesson-safety h2{font-size:1rem}.lesson-sources{border-top:1px solid var(--line);padding-top:30px}.lesson-sources>p{font-size:.75rem;margin-top:10px}.lesson-sources ul{padding-left:23px;margin:15px 0}.lesson-sources li{font-size:.85rem;margin:7px 0;line-height:1.9}.lesson-sources a{text-decoration:underline;text-underline-offset:4px;min-height:44px;display:inline-flex;align-items:center;gap:8px}.lesson-pagination{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;margin-top:35px}.lesson-pagination .button{font-size:.8rem}.learning-footer{border-top:1px solid var(--line);background:var(--sage);padding:30px 0}.learning-footer .container{display:flex;gap:18px 30px;align-items:center;flex-wrap:wrap;font-size:.75rem}.learning-footer a{min-height:44px;display:inline-flex;align-items:center;text-decoration:underline;text-underline-offset:3px}
@media(min-width:1101px) and (max-width:1280px){.header-inner .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--cream);padding:18px 28px;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:6px}.header-inner .main-nav.open{display:flex}.header-inner .main-nav a{width:100%;padding:8px 0}.header-inner .menu-toggle{display:flex;align-items:center;gap:8px;min-height:46px;background:none;border:0;font-size:.82rem;margin-left:auto}}
@media(max-width:1100px){.learning-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.learning-card-art{min-height:90px}.learning-card h3{font-size:1.1rem}}
@media(max-width:740px){.learning-heading{gap:20px;align-items:start}.learning-intro br{display:none}.learning-card h3{font-size:1rem}.learning-main{padding-block:32px 45px}.learning-header{min-height:86px;gap:10px}.learning-header .brand{font-size:.92rem;min-width:0;flex:1}.learning-header .brand-en{font-size:.44rem;letter-spacing:.07em}.learning-header #text-size{font-size:.8rem}.learning-header #text-size span{display:none}.learning-header .brand-mark img{width:30px;height:30px}.learning-page .header-back-navigation{flex-wrap:wrap;gap:8px 18px}.lesson-course-hero{padding:25px 22px}.lesson-list a{padding:20px;gap:13px;grid-template-columns:auto minmax(0,1fr)}.lesson-list-arrow{display:none}.lesson-list p{font-size:.85rem}.lesson-number{min-width:36px;min-height:36px}.lesson-steps li{padding:62px 20px 20px;font-size:.9rem}.lesson-steps li::before{top:17px;left:20px}.lesson-practice,.lesson-safety{padding:23px 20px}.lesson-pagination{flex-direction:column}.lesson-pagination a{width:100%}.learning-time-note{font-size:.76rem}}
@media(max-width:550px){.learning-grid{grid-template-columns:1fr}.learning-card-cover{padding:18px 24px 20px}.learning-card-art{min-height:75px;gap:25px}.learning-card-art>.icon{width:50px;height:50px}.learning-card-art p{font-size:.95rem}.learning-card-body{padding:24px}.learning-card h3{font-size:1.18rem}.learning-description{font-size:.88rem}.learning-level{font-size:.77rem}.learning-meta{font-size:.77rem}.learning-start{font-size:.9rem}.learning-free-badge{font-size:.77rem}.learning-header .brand{font-size:.84rem}}
@media print{.learning-page .site-header,.learning-footer,.lesson-pagination{display:none}.learning-main{max-width:none;padding:0}.lesson-steps li,.lesson-practice,.lesson-safety{break-inside:avoid}.lesson-list a{break-inside:avoid}.learning-page h1{font-size:24pt}.learning-page h2{font-size:17pt}}